#include <iostream>

using namespace std;

int main()
{
#if 0
    int * p; int **pp = &p;
    int * & rp = p;

    int a;
    int &ra = a;
#endif

    const int a;
    const int *p = &a;

    const int &ra = a;



    // int& * p = &ra;
    int x, y, z;
    int * p[] = {&x, &y, &z};

//    int & rp[] = {x, y, z};

    int arr[] = {1,2,3,4,5};

//    int * &rarr = arr;


    return 0;

    cout << "Hello World!" << endl;
    return 0;
}

